Move the time conversion code to the PPAPI shared_impl directory and use it in

webkit/plugins/ppapi/time_conversion.h

Index: webkit/plugins/ppapi/time_conversion.h
===================================================================
--- webkit/plugins/ppapi/time_conversion.h	(revision 92172)
+++ webkit/plugins/ppapi/time_conversion.h	(working copy)
@@ -1,29 +0,0 @@
-// Copyright (c) 2011 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#ifndef WEBKIT_PLUGINS_PPAPI_TIME_CONVERSION_H_
-#define WEBKIT_PLUGINS_PPAPI_TIME_CONVERSION_H_
-
-#include "base/time.h"
-#include "ppapi/c/pp_time.h"
-
-namespace webkit {
-namespace ppapi {
-
-PP_Time TimeToPPTime(base::Time t);
-base::Time PPTimeToTime(PP_Time t);
-
-PP_TimeTicks TimeTicksToPPTimeTicks(base::TimeTicks t);
-
-// Converts between WebKit event times and time ticks. WebKit event times are
-// currently expressed in terms of wall clock time. This function does the
-// proper mapping to time ticks, assuming the wall clock time doesn't change
-// (which isn't necessarily the case).
-PP_TimeTicks EventTimeToPPTimeTicks(double event_time);
-double PPTimeTicksToEventTime(PP_TimeTicks t);
-
-}  // namespace ppapi
-}  // namespace webkit
-
-#endif  // WEBKIT_PLUGINS_PPAPI_TIME_CONVERSION_H_